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January 31, 2015

January 31, 2015

Posted by **bobby** on Tuesday, August 28, 2012 at 11:08pm.

g(x)= integrate from 9x to 4x of ((u+4)/(u-1))du

- math -
**Steve**, Wednesday, August 29, 2012 at 11:26amsince (u+4)/(u-1) = 1 + 5/(u-1)

integral = u + 5log u [9x,4x]

-5(x - log(4x-1) + log(9x-1))

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